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What makes a honda gx390 13hp generator not generate. Honda
What makes a honda gx390 13hp generator not generate … read more
Hank F.
Hank F.
Service Technician
High School or GED
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I have a Black Max 1825 Generator with a Honda GX390
I have a Black Max 1825 Generator with a Honda GX390 13hp.Engine,with Model # PMO496500.02,Serial # D31212417 Generator,that somebody cut off the wires off of the solenoid and off of the on/off switch… read more
JON
JON
Master Service Tech
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I have a Honda GX390 engine on a pressure washer. When I
Hi I have a Honda GX390 engine on a pressure washer. When I test for compression, I get 60PSI. Can it start with that or can I try and adjust valves to get more pressure. If so can you please explain … read more
Curtis B.
Curtis B.
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Associate Degree
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Got Honda gx390 on a hotsy pressure washer. Would not stay
Got Honda gx390 on a hotsy pressure washer. Would not stay running. I just replaced the carb. 3 bolts gasket no probs. Started second pull. New carb has a main jet adjustment screw does not change any… read more
Vince O.
Vince O.
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I have a sincro ew 200ac alt welder and need another chonder
pearl, I have a sincro ew 200ac alt welder and need another chonder engine to fit, has long 1" dia sharft with tapper not sure the Honda GX390 will fit ,as it has 7/8" dia sharft with . can u help … read more
Curtis B.
Curtis B.
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Have a 13hp honda , cannot get started, spray starting fluid
have a 13hp honda , cannot get started, spray starting fluid it runs, took off carberator bowl and there was gas… read more
Briggs-Fan
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I picked up 2 honda gx390 13hp engines from a storage sale.
I picked up 2 honda gx390 13hp engines from a storage sale. One is a pull start and one is a electric start. Both start easy and run until i 3/4 to full throttle them; both die. Choke position means n… read more
Richard
Richard
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I have qn EXCEL 3700 pressure washer with a Honda 13hp ung
I have qn EXCEL 3700 pressure washer with a Honda 13hp ung with a keihin carb - I need a carb kit… read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
Some College, military training,
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honda gx390 starts , runs but hunts, have cleaned bowl and
honda gx390 starts , runs but hunts, have cleaned bowl and main jet. only 30 hours ( backup generator) any suggestions… read more
Tim K
Tim K
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High School or GED
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hi,i have a 13hp ohv b&s engine,this engine has center nut
hi,i have a 13hp ohv b&s engine,this engine has center nut on rocker arms and no adjustment on push rods . are they adjustable if not what is the torque settings thank you… read more
PK.
PK.
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Honda gx390 13hp i have gx390 honda 13hp on a case 60 ditching
i have gx390 honda 13hp on a case 60 ditching mech. manual start it kicks back hard when starting jerk the rope out of your hand.once it runing it run good? do you have any ideas what wrong?… read more
RUSS
RUSS
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I have a Honda 13HP GX390 for a Excell pressure washer 3700
I have a Honda 13HP GX390 for a Excell pressure washer 3700 psi. The pull cord snapped and I can't figure out how to remove the front plate completely to fix it. It wont come past the mounting frame. … read more
Jon K.
Jon K.
Small Engine Diagnostic Expert
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I have a Honda GX390 13hp horizontal shaft engine in a small
I have a Honda GX390 13hp horizontal shaft engine in a small boat. This is the second engine of this type I have owned, and both have had the same problem. They will idle fine, but when trying to acce… read more
Doug E.
Doug E.
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Vocational, Technical or Trade Scho
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Just wondering if its possible to put some sort of insulated
Just wondering if it's possible to put some sort of insulated box over one of your generators? I'm looking at purchasing the Honeywell 7000 at costco with the Honda motor. But I'm worried about the no… read more
Hank F.
Hank F.
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High School or GED
1,540 satisfied customers
We are just trying to take apart and clean the carburettor
We are just trying to take apart and clean the carburettor on a 13hp honda engine. Not too sure where the jets are - do we need to take the carburettor apart totally - ie unscrew all screws?! cheers v… read more
Hank F.
Hank F.
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I have just received a John Deere LT133 with 13HP Kohler. This
I have just received a John Deere LT133 with 13HP Kohler. This Mower has set up for close to 2 years. The head gasket was blown. I replaced the gasket, put a kit in carb, cleaned fuel pump, & replaced… read more
Curtis
Curtis
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I have a pressure washer thats powered by a 13hp GX390 engine
I have a pressure washer thats powered by a 13hp GX390 engine and it feel over recently and when I pull the cord to start it I can only get a third of a pull and it stops. I cant start the washer at a… read more
Hank F.
Hank F.
Service Technician
High School or GED
1,540 satisfied customers
Honda Gx390 13hp won't start. Fuel has been replaced
Honda Gx390 13hp won't start. Fuel has been replaced and spark plug replaced. Engine still won't start?… read more
Gil
Gil
Master Service Technician, Manager
Vocational, Technical or Trade Scho
36 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

33,156 satisfied customers

have worked on and around most engine models for 35 yrs./Polaris ATV expert

Rick

Rick

Factory Authorized Trainer

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Outdoor Power Equipment technical trainer since 1990, covering eight states.

Jon K.

Jon K.

Small Engine Diagnostic Expert

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Gold certified Stihl tech, Service Manager for a rental/repair shop.Certified in most small engines

James W

James W

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7 years as Mechanic & Parts Manager for Brother who has Owned Lawn & Garden Repair shop for 35 years

Vince O.

Vince O.

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Over 30 years experience repairing lawn and garden equipment. Chainsaws, mowers,blowers and trimmers

Wayne

Wayne

Engine Rebuilder

2,108 satisfied customers

many years on egine rebuilding, lawn mower,roto tiller,Truck,and small engines

RUSS

RUSS

SERVICE TECHNICIAN

1,723 satisfied customers

28 YEAR SERVICE TECHNICIAN

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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